RealVNC 4.0 and earlier allows remote attackers to cause a denial of service (crash) via…
Priority LOW 26Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · None · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
RealVNC 4.0 and earlier allows remote attackers to cause a denial of service (crash) via a large number of connections to port 5900.
Why it matters now
EPSS 0.01697 77th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2004-1750
- 2026-10-03 Alias added: GHSA-9rg5-49f6-x8mf
References
Other 1
More Vnc Realvnc vulnerabilities
- TI-2006-02308 RealVNC 4.1.1, and other products that use RealVNC such as AdderLink IP and Cisco… CVSS 2.0HIGH 7.5
Sources
- CVE-2004-1750 · CVE Program
- CVE-2004-1750 · NVD
- FIRST EPSS
- GHSA-9rg5-49f6-x8mf · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences